Columbite-(Fe) Bordet P, McHale A, Santoro A, Roth R Journal of Solid State Chemistry 64 (1986) 30-46 Powder neutron diffraction study of ZrTiO4, Zr5Ti7O24 and FeNb2O6 _cod_database_code 1008356 _database_code_amcsd 0016267 14.2661 5.7334 5.0495 90 90 90 Pbcn atom x y z Fe 0 .3311 .25 Nb .3389 .3191 .2506 O1 .0963 .1041 .0727 O2 .4189 .1163 .0990 O3 .7560 .1236 .0793